Requiem of Subdued Souls - Chapter 6: Evil Moon ()

This story revolves around a boy who was sent to a dark, mysterious parallel world in the body of his beautiful senior sister known as Lily. The lone girl ran into the night parade of a hundred ghosts the very day she arrived; seeking survival amongst the warrior’s dispute in a chaotic world, and forging her own demon sword! This is an unimaginable other world adventure!

Shu Yu transmigrated to become a mob character, exiled into oblivion after appearing twice after helping the female side character who kept trying to dig a deeper hole for herself.Realizing she couldn't change the outcome, Shu Yu decided to just goof off.But even before the exile came, she was suddenly told that she was not a daughter of the Shu family.She was born to a farmer's family, who were so poor they couldn't afford to repair their leaking house. Having decided to eliminate the tarnishing of their good name, Shu Yu's adopted family decided to murder her.Shu Yu: Come on, see who dies.Returning to her biological family, the sight of a plate of salted vegetables, a barely-full bowl of rice, and her real parents' nervous looks, she finally sighed.No more goofing off, or she's going to starve to death.

One day, Luo Jian woke up from his sleep and found himself in a locked chamber where the door and window were all sealed. A note with a few lines written on it was tacked to the wall: “Escape from this room within an hour, otherwise, you will die.”

There is a sequel called Reincarnation Night (轮回之夜) that takes place in the same universe but has different main characters

- Description from Novelupdates

As a boss with space plant abilities in the apocalypse, Lu Yao once traveled to the future, became the director of a nursery school that was about to close down, and became a rare animal human on the verge of extinction.
The food she made at random can cure the genetic disease of the cubs in the welfare home. She punched the cubs’ scum fathers and scum mothers, and kicked the remarried families who abandoned the cubs.
It is such a good kindergarten successor dean, who is attracted by that single cool imperial marshal!
Since then, the barrage in the live broadcast room has become:
Imperial Citizen A: Dean A, I really want to marry.
A certain big black dragon: Shut up! This is your marshal’s wife!
CP: Dean Lu Yao, who is extremely protective of short-sightedness and loves cubs, X the imperial marshal Helanjia who loves Shang Yunxi more than cubs
Brief: There are no bad cubs, only bad big ones.

- Description from novelbuddy